> > > It would be nice if there was a nice command for making disk access nice > > > so I could nicely say `nice emerge -uD world` and it wouldn't take a > > > whole lot of disk time away from my nice browsing, music playing, etc... > > > > I think /usr/src/linux/Documentation/block/ioprio.txt is your friend. > > (I'll read it when (if?) I'll have the time, so I can't sum it up for > > you !) > > OK, I've read it. > If you configure the CFQ-IOscheduler in your kernel, you can write an > ionice tool (source code given) which is like nice, but for the disk. > Furthermore, there exist a IOPRIO_CLASS_IDLE priority class which is > exactly what we are looking for (no disk access if any other process > wants a disk access). > > Is there a plan to use those IOPRIO classes in Portage ? It could be > very useful for laptops (with very slow disks). > > BTW, is there a plan to use the new SCHED_BATCH scheduling policy > introduced in the last (2.6.16) kernel ? (see > http://www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b0a9499c3dd50d333e2aedb7e894873c58da3785 > ) > > > Fred
So those tools aren't useful for this problem until they are integrated into portage? - Grant -- gentoo-user@gentoo.org mailing list